Home / 104,200.22-156,298.17-25,314.86

Finding the Fourth Proportional to 104,200.22, 156,298.17 and 25,314.86

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Solution

The fourth proportional to 104,200.22, 156,298.17 and 25,314.86 is: 37,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,200.22 : 156,298.17 = 25,314.86 : x
  2. Step 2: Convert to fraction form
    104,200.22/156,298.17 = 25,314.86/x
  3. Step 3: Cross multiply
    104,200.22x = 156,298.17 × 25,314.86
  4. Step 4: Simplify right side
    104,200.22x = 3,956,666,291.81
  5. Step 5: Solve for x
    x = 3,956,666,291.81/104,200.22
  6. Step 6: Final answer
    x = 37,971.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.